{"id":"CVE-2026-98296","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: validate TX skb length in send_sync\n\nbtintel_pcie_prepare_tx() copies skb->len bytes into a fixed\nBTINTEL_PCIE_BUFFER_SIZE (4096) DMA slot via …","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: validate TX skb length in send_sync\n\nbtintel_pcie_prepare_tx() copies skb->len bytes into a fixed\nBTINTEL_PCIE_BUFFER_SIZE (4096) DMA slot via …","severity":"high","vendor":"Linux","product":"Linux","affected":["Linux >= 6e65a09f927566f257322358d429b267548473eb < 84f353256e170dc4865d45007d1bc446ed566da7","Linux >= 6e65a09f927566f257322358d429b267548473eb < c298a61e18029401486c40298a50fbeea7e7b663","Linux >= 6e65a09f927566f257322358d429b267548473eb < 4b837ebd0ea21ae5cc26f02dc042edc6fe7b46b9","Linux 6.10"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T09:18:20.280","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98296","references":[{"url":"https://git.kernel.org/stable/c/4b837ebd0ea21ae5cc26f02dc042edc6fe7b46b9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/84f353256e170dc4865d45007d1bc446ed566da7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c298a61e18029401486c40298a50fbeea7e7b663","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98296.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-98296"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2546459"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98296"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98296"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98296.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ingestedAt":"2026-10-06T08:50:17.416Z","cvss":7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"vendor","cwe":["CWE-120"],"epss":0.00206,"epssPercentile":0.10636,"slug":"CVE-2026-98296","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btintel_pcie: validate TX skb length in send_sync\n\nbtintel_pcie_prepare_tx() copies skb->len bytes into a fixed\nBTINTEL_PCIE_BUFFER_SIZE (4096) DMA slot via an unchecked memcpy.\nOversized packets are currently rejected only in\nbtintel_pcie_send_frame(); any future caller of\nbtintel_pcie_send_sync() would silently overflow the DMA buffer.\n\nAdd the bounds check in btintel_pcie_send_sync() itself, right\nbefore skb_push() and the DMA copy.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-11 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98296.json)","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":219051,"id":"CVE-2026-98296","ts":1791707044380,"field":"cvss","old":null,"new":"7"},{"seq":219050,"id":"CVE-2026-98296","ts":1791707044380,"field":"severity","old":"none","new":"high"}]}